(19)

(11)

EP 1 616 424 A1

(12)

(43) Date of publication: 18.01.2006 Bulletin 2006/03 (21) Application number: 04760138.0 (22) Date of filing: 21.04.2004

(51) International Patent Classification (IPC):  H04L 27/36(1990.01) (86) International application number: PCT/US2004/012488 (87) International publication number: WO 2004/095793 (04.11.2004 Gazette 2004/45)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL HR LT LV MK (30) Priority: 21.04.2003 US 464447 P (71) Applicant: RGB Networks, Inc. San Mateo, CA 94403 (US)	(72) Inventor: PETER, Monta Palo Alto, CA 94304 (US) (74) Representative: Hoeger, Stellrecht & Partner Patentanwälte  Uhlandstrasse 14 c 70182 Stuttgart 70182 Stuttgart (DE)